/**************************
* @Summary
* @Author 20009200303 赵传博
* @Date 6/14/2022
* @Note
*****************************/

#ifndef REVIEW_D_H
#define REVIEW_D_H


class D {

    double y;

public:

    D(double =0);

//    D& operator+ (D, int);
//
//    friend D& operator=(D, int);

    //…other methods

};



#endif //REVIEW_D_H
